EP4027740A4 - Procédé pour effectuer une procédure de canal d'accès aléatoire dans une bande sans licence et dispositif associé - Google Patents
Procédé pour effectuer une procédure de canal d'accès aléatoire dans une bande sans licence et dispositif associé Download PDFInfo
- Publication number
- EP4027740A4 EP4027740A4 EP20869707.8A EP20869707A EP4027740A4 EP 4027740 A4 EP4027740 A4 EP 4027740A4 EP 20869707 A EP20869707 A EP 20869707A EP 4027740 A4 EP4027740 A4 EP 4027740A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- access channel
- unlicensed band
- device therefor
- performing random
- channel procedure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/362—Aspects of the step size
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/008—Transmission of channel access control information with additional processing of random access related information at receiving side
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/14—Spectrum sharing arrangements between different networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20190118399 | 2019-09-25 | ||
KR20190120135 | 2019-09-27 | ||
PCT/KR2020/013070 WO2021060912A1 (fr) | 2019-09-25 | 2020-09-25 | Procédé pour effectuer une procédure de canal d'accès aléatoire dans une bande sans licence et dispositif associé |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4027740A1 EP4027740A1 (fr) | 2022-07-13 |
EP4027740A4 true EP4027740A4 (fr) | 2023-10-04 |
Family
ID=75165920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20869707.8A Pending EP4027740A4 (fr) | 2019-09-25 | 2020-09-25 | Procédé pour effectuer une procédure de canal d'accès aléatoire dans une bande sans licence et dispositif associé |
Country Status (5)
Country | Link |
---|---|
US (1) | US11743831B2 (fr) |
EP (1) | EP4027740A4 (fr) |
KR (1) | KR102541189B1 (fr) |
CN (1) | CN114451060A (fr) |
WO (1) | WO2021060912A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114980144B (zh) * | 2022-05-25 | 2024-04-02 | 东南大学 | 低时延下评估多信道免授权重传方案概率的方法 |
WO2024065249A1 (fr) * | 2022-09-28 | 2024-04-04 | Qualcomm Incorporated | Avance de temps avec de multiples transmissions de canal prach à l'aide de différents filtres spatiaux |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018231553A2 (fr) * | 2017-06-16 | 2018-12-20 | Intel IP Corporation | Augmentation de puissance et commande dans des dispositifs new radio (nr) |
EP3471495A1 (fr) * | 2017-03-07 | 2019-04-17 | LG Electronics Inc. -1- | Procédé et équipement d'utilisateur pour transmettre un préambule d'accès aléatoire |
WO2019119317A1 (fr) * | 2017-12-20 | 2019-06-27 | Oppo广东移动通信有限公司 | Procédé de transmission de préambule d'accès aléatoire et dispositif terminal |
US20190268060A1 (en) * | 2018-02-27 | 2019-08-29 | Qualcomm Incorporated | Power ramping for random access channel (rach) preamble transmissions with beam switching |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11116006B2 (en) * | 2016-12-16 | 2021-09-07 | Qualcomm Incorporated | Uplink transmission parameter selection for random access initial message transmission and retransmission |
US20180332625A1 (en) * | 2017-05-12 | 2018-11-15 | Mediatek Inc. | Apparatuses and methods for beam selection during a physical random access channel (prach) transmission or retransmission |
KR102482875B1 (ko) * | 2017-07-26 | 2022-12-30 | 삼성전자 주식회사 | 안테나 어레이를 사용하는 무선 통신을 위한 방법 및 장치 |
KR20200140311A (ko) * | 2018-04-04 | 2020-12-15 | 콘비다 와이어리스, 엘엘씨 | 엔알 비허가 셀들과의 랜덤 액세스 |
US11013036B2 (en) * | 2018-06-14 | 2021-05-18 | Samsung Electronics Co., Ltd. | Method and apparatus on enhancements of NR random access for unlicensed operations |
US11350463B2 (en) * | 2019-01-31 | 2022-05-31 | Qualcomm Incorporated | Random access channel (RACH) procedure power control |
-
2020
- 2020-09-25 WO PCT/KR2020/013070 patent/WO2021060912A1/fr unknown
- 2020-09-25 EP EP20869707.8A patent/EP4027740A4/fr active Pending
- 2020-09-25 CN CN202080067198.9A patent/CN114451060A/zh active Pending
- 2020-09-25 KR KR1020227013780A patent/KR102541189B1/ko not_active Application Discontinuation
-
2022
- 2022-03-16 US US17/696,254 patent/US11743831B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3471495A1 (fr) * | 2017-03-07 | 2019-04-17 | LG Electronics Inc. -1- | Procédé et équipement d'utilisateur pour transmettre un préambule d'accès aléatoire |
WO2018231553A2 (fr) * | 2017-06-16 | 2018-12-20 | Intel IP Corporation | Augmentation de puissance et commande dans des dispositifs new radio (nr) |
WO2019119317A1 (fr) * | 2017-12-20 | 2019-06-27 | Oppo广东移动通信有限公司 | Procédé de transmission de préambule d'accès aléatoire et dispositif terminal |
US20190268060A1 (en) * | 2018-02-27 | 2019-08-29 | Qualcomm Incorporated | Power ramping for random access channel (rach) preamble transmissions with beam switching |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021060912A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2021060912A1 (fr) | 2021-04-01 |
EP4027740A1 (fr) | 2022-07-13 |
KR102541189B1 (ko) | 2023-06-13 |
US11743831B2 (en) | 2023-08-29 |
KR20220072856A (ko) | 2022-06-02 |
CN114451060A (zh) | 2022-05-06 |
US20220217641A1 (en) | 2022-07-07 |
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Legal Events
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Effective date: 20220406 |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20230901 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04W 16/14 20090101ALN20230828BHEP Ipc: H04B 7/06 20060101ALN20230828BHEP Ipc: H04W 52/50 20090101ALI20230828BHEP Ipc: H04W 72/12 20090101ALI20230828BHEP Ipc: H04W 52/14 20090101ALI20230828BHEP Ipc: H04W 52/42 20090101ALI20230828BHEP Ipc: H04W 52/36 20090101ALI20230828BHEP Ipc: H04W 74/00 20090101ALI20230828BHEP Ipc: H04W 74/08 20090101AFI20230828BHEP |
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GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04W 74/0808 20240101ALN20240404BHEP Ipc: H04W 16/14 20090101ALN20240404BHEP Ipc: H04B 7/06 20060101ALN20240404BHEP Ipc: H04W 74/0833 20240101ALI20240404BHEP Ipc: H04W 52/50 20090101ALI20240404BHEP Ipc: H04W 72/12 20090101ALI20240404BHEP Ipc: H04W 52/14 20090101ALI20240404BHEP Ipc: H04W 52/42 20090101ALI20240404BHEP Ipc: H04W 52/36 20090101ALI20240404BHEP Ipc: H04W 74/00 20090101ALI20240404BHEP Ipc: H04W 74/08 20090101AFI20240404BHEP |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04W 74/0808 20240101ALN20240417BHEP Ipc: H04W 16/14 20090101ALN20240417BHEP Ipc: H04B 7/06 20060101ALN20240417BHEP Ipc: H04W 74/0833 20240101ALI20240417BHEP Ipc: H04W 52/50 20090101ALI20240417BHEP Ipc: H04W 72/12 20090101ALI20240417BHEP Ipc: H04W 52/14 20090101ALI20240417BHEP Ipc: H04W 52/42 20090101ALI20240417BHEP Ipc: H04W 52/36 20090101ALI20240417BHEP Ipc: H04W 74/00 20090101ALI20240417BHEP Ipc: H04W 74/08 20090101AFI20240417BHEP |